Cobb Access Port The AccessPORT is a handheld device that allows you to reprogram your vehicle's computer (ECU) to optimize parameters such as the air/fuel ratio and ignition timing. The mapping will also increase boost, remove the speed limiter, and more for instant performance results you can feel! The EVO VIII can see gains of +24% hp and +20% lb-ft. The EVO IX can see gains of +24% hp and +10% lb-ft. See below for more of the EVO AccessPORT features. Improve horsepower, torque, and fuel economy at the touch of a button Display vehicle data such as RPM, temperatures and more while you drive Easy installation, no mechanical or computer skills necessary Connects to your vehicle via the OBD-II port conveniently located under your dash Exclusive ability to switch between different 'modes' on the fly Pre-calibrated to maximize performance of stock or modified vehicles Easy-to-read color display Update over the Internet to stay up-to-date with the latest features Read engine trouble codes (DTC) yourself, eliminating trips to the dealership Not a piggyback - once vehicle's computer has been programmed by the AccessPORT, it can be removed and the settings will stay on your computer. Not just an ECU reflash - AccessPORT features enhancements such as on-the-fly mode switching, data monitors, reading DTCs, performance monitors and more Can be custom tailored to your vehicle by our extensive network of professional tuners Part Number: AP-MIT-001